Finally, a comparison between the two technologies catalytic by silver and iron-molybdenum was made, merits of exhaust gas cycling technique for production of formaldehyde were shown significantly.

最后将银法和铁钼法的生产工艺和方法进行了比较，突出了尾气循环银法生产甲醛工艺的优点。

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The paper compares the Lurgi synthesis gas purification technology with that of Linde, in which the cycling solvent methanol has a high water content and consumes considerably.

针对林德公司工艺存在着溶剂甲醇在循环过程中水含量高和损失大的问题与鲁奇公司合成气净化工艺进行了比较。

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To prevent this, the wet gas that is produced is often stripped of condensate and the dry gas is reinjected into the reservoir (cycling) to maintain reservoir pressure.

为了防止出现这种情况，所产出的湿气通常要脱除凝析油，并将干气再注入储层(干气回注)以保持储层压力。

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